Cheapest one-way flights from San Francisco to Lisbon in December from 235€

AirHint found the following cheapest one-way flights from San Francisco (SFO) to Lisbon (LIS) in December 2025 (see full year).

One-Way flights

09 Dec Flair Airlines
02 Dec WestJet
07 Dec WestJet
06 Dec Flair Airlines
03 Dec Alaska Airlines
08 Dec Hawaiian Airlines
11 Dec Flair Airlines
01 Dec Frontier Airlines
10 Dec Alaska Airlines
10 Dec TAP direct

Also check the deals for return flights from San Francisco to Lisbon in December.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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